package com.zrz.XmlUtils;

import com.zrz.util.LogUtils;
import com.zrz.vo.Token;
import com.zrz.vo.WeixinUserInfo;
import net.sf.json.JSONException;
import net.sf.json.JSONObject;
import org.apache.commons.codec.binary.Base64;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import sun.rmi.runtime.Log;

import javax.net.ssl.HttpsURLConnection;
import javax.net.ssl.SSLContext;
import javax.net.ssl.SSLSocketFactory;
import javax.net.ssl.TrustManager;
import java.io.*;
import java.net.ConnectException;
import java.net.URL;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

/**
 * 类名: CommonUtil </br>
 * 描述: 通用工具类 </br>
 * 开发人员： souvc </br>
 * 创建时间： 2015-11-27 </br>
 * 发布版本：V1.0 </br>
 */
public class CommonUtil {
    private static Logger log = LoggerFactory.getLogger(CommonUtil.class);
    // 凭证获取（GET）
    public final static String token_url = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=APPID&secret=APPSECRET";

    /**
     * * 发送https请求
     * *
     * * @param requestUrl 请求地址
     * * @param requestMethod 请求方式（GET、POST）
     * * @param outputStr 提交的数据
     * * @return JSONObject(通过JSONObject.get(key)的方式获取json对象的属性值)
     */
    public static JSONObject httpsRequest(String requestUrl, String requestMethod, String outputStr) {
        JSONObject jsonObject = null;
        try {
// 创建SSLContext对象，并使用我们指定的信任管理器初始化
            TrustManager[] tm = {new MyX509TrustManager()};
            SSLContext sslContext = SSLContext.getInstance("SSL", "SunJSSE");
            sslContext.init(null, tm, new java.security.SecureRandom());
// 从上述SSLContext对象中得到SSLSocketFactory对象
            SSLSocketFactory ssf = sslContext.getSocketFactory();
            URL url = new URL(requestUrl);
            HttpsURLConnection conn = (HttpsURLConnection) url.openConnection();
            conn.setSSLSocketFactory(ssf);
            conn.setDoOutput(true);
            conn.setDoInput(true);
            conn.setUseCaches(false);
// 设置请求方式（GET/POST）
            conn.setRequestMethod(requestMethod);
// 当outputStr不为null时向输出流写数据
            if (null != outputStr) {
                OutputStream outputStream = conn.getOutputStream();
// 注意编码格式
                outputStream.write(outputStr.getBytes("UTF-8"));
                outputStream.close();
            }
// 从输入流读取返回内容
            InputStream inputStream = conn.getInputStream();
            InputStreamReader inputStreamReader = new InputStreamReader(inputStream, "utf-8");
            BufferedReader bufferedReader = new BufferedReader(inputStreamReader);
            String str = null;
            StringBuffer buffer = new StringBuffer();
            while ((str = bufferedReader.readLine()) != null) {
                buffer.append(str);
            }
// 释放资源
            bufferedReader.close();
            inputStreamReader.close();
            inputStream.close();
            inputStream = null;
            conn.disconnect();
            LogUtils.info("请求用户信息返回数据===="+buffer.toString());
            jsonObject = JSONObject.fromObject(buffer.toString());
        } catch (ConnectException ce) {
            log.error("连接超时：{}", ce);
        } catch (Exception e) {
            log.error("https请求异常：{}", e);
        }
        return jsonObject;
    }

    /**
     * * 获取接口访问凭证
     * *
     * * @param appid 凭证
     * * @param appsecret 密钥
     * * @return
     */
    public static Token getToken(String appid, String appsecret) {
        Token token = null;
        LogUtils.info("appid====" + appid);
        LogUtils.info("appsecret==" + appsecret);
//        String requestUrl = token_url.replace("APPID", appid).replace("APPSECRET", appsecret);
        String requestUrl = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=" + appid + "&secret=" + appsecret;
        LogUtils.info("请求url===" + requestUrl);
// 发起GET请求获取凭证
        JSONObject jsonObject = httpsRequest(requestUrl, "GET", null);
        if (null != jsonObject) {
            try {
                token = new Token();
                token.setAccessToken(jsonObject.getString("access_token"));
                token.setExpiresIn(jsonObject.getInt("expires_in"));
            } catch (JSONException e) {
                token = null;
                LogUtils.info("获取token" + jsonObject);
// 获取token失败
                log.error("获取token失败 errcode:{} errmsg:{}", jsonObject.getInt("errcode"), jsonObject.getString("errmsg"));
            }
        }
        return token;
    }

    /**
     * * URL编码（utf-8）
     * *
     * * @param source
     * * @return
     */
    public static String urlEncodeUTF8(String source) {
        String result = source;
        try {
            result = java.net.URLEncoder.encode(source, "utf-8");
        } catch (UnsupportedEncodingException e) {
            e.printStackTrace();
        }
        return result;
    }

    /**
     * * 根据内容类型判断文件扩展名
     * *
     * * @param contentType 内容类型
     * * @return
     */
    public static String getFileExt(String contentType) {
        String fileExt = "";
        if ("image/jpeg".equals(contentType))
            fileExt = ".jpg";
        else if ("audio/mpeg".equals(contentType))
            fileExt = ".mp3";
        else if ("audio/amr".equals(contentType))
            fileExt = ".amr";
        else if ("video/mp4".equals(contentType))
            fileExt = ".mp4";
        else if ("video/mpeg4".equals(contentType))
            fileExt = ".mp4";
        return fileExt;
    }

    /**
     * 获取用户信息
     *
     * @param accessToken 接口访问凭证
     * @param openId      用户标识
     * @return WeixinUserInfo
     */
    public static WeixinUserInfo getUserInfo(String accessToken, String openId) {
        WeixinUserInfo weixinUserInfo = null;
// 拼接请求地址
        String requestUrl = "https://api.weixin.qq.com/cgi-bin/user/info?access_token=ACCESS_TOKEN&openid=OPENID";
        requestUrl = requestUrl.replace("ACCESS_TOKEN", accessToken).replace("OPENID", openId);
// 获取用户信息
        JSONObject jsonObject = CommonUtil.httpsRequest(requestUrl, "GET", null);
        LogUtils.info("获取用户信息返回数据"+jsonObject);
        if (null != jsonObject) {
            try {
                weixinUserInfo = new WeixinUserInfo();
// 用户的标识
                weixinUserInfo.setOpenId(jsonObject.getString("openid"));
// 关注状态（1是关注，0是未关注），未关注时获取不到其余信息
                weixinUserInfo.setSubscribe(jsonObject.getInt("subscribe"));
// 用户关注时间
                weixinUserInfo.setSubscribeTime(jsonObject.getString("subscribe_time"));
// 昵称
                String nickname = jsonObject.getString("nickname");
                if(hasEmoji(nickname)){
                    nickname=replaceEmoji(nickname);
                }
                if(jsonObject.has("unionid")){
                    LogUtils.info("获取用户uinionid"+jsonObject.get("unionid"));
                }
                weixinUserInfo.setUnionid(jsonObject.get("unionid")+"");
                weixinUserInfo.setNickname(nickname);
// 用户的性别（1是男性，2是女性，0是未知）
                weixinUserInfo.setSex(jsonObject.getInt("sex"));
// 用户所在国家
                weixinUserInfo.setCountry(jsonObject.getString("country"));
// 用户所在省份
                weixinUserInfo.setProvince(jsonObject.getString("province"));
// 用户所在城市
                weixinUserInfo.setCity(jsonObject.getString("city"));
// 用户的语言，简体中文为zh_CN
                weixinUserInfo.setLanguage(jsonObject.getString("language"));
// 用户头像
                weixinUserInfo.setHeadImgUrl(jsonObject.getString("headimgurl"));
            } catch (Exception e) {
                if (0 == weixinUserInfo.getSubscribe()) {
                    LogUtils.info("用户" + weixinUserInfo.getOpenId() + "已取消关注");
                } else {

                    int errorCode = jsonObject.getInt("errcode");
                    String errorMsg = jsonObject.getString("errmsg");
                    LogUtils.info("获取用户信息错误errcode" + errorCode);
                    LogUtils.info("获取用户信息错误errorMsg" + errorMsg);
                    log.error("获取用户信息失败 errcode:{} errmsg:{}", errorCode, errorMsg);
                }
            }
        }
        return weixinUserInfo;
    }

    public static boolean hasEmoji(String content){
        Pattern pattern = Pattern.compile("[\ud83c\udc00-\ud83c\udfff]|[\ud83d\udc00-\ud83d\udfff]|[\u2600-\u27ff]");
        Matcher matcher = pattern.matcher(content);
        if(matcher .find()){
            return true;
        }
        return false;
    }
    public static String replaceEmoji(String str){
        if(!hasEmoji(str)){
            return str;
        }else{
            str=str.replaceAll("[\ud83c\udc00-\ud83c\udfff]|[\ud83d\udc00-\ud83d\udfff]|[\u2600-\u27ff]", " ");
            return str;
        }

    }
}
